fail in sth..fail to do sth.啥意思?

fail in sth..fail to do sth.啥意思? fail to do sth和fail in doing sth的区别 fail的几种用法fail in sthfail in doing sthfail to do sthfail sth fail to do sth=? fail sth.和fail in sth.有什么区别? fail to do与fail (in) sth有什么区别啊 fail to do sth是未能做某事?还是失败做某事?有没有fail in doing sth? fail to Fail in plan, is planning to fail什么意思? Fail 求初一英语词汇,不要书上的,要是课外的,初一能力范围的,最好是新概念之类的词汇如：fail:vi.fail in sth.fail to do sth. fail in doing sth中的in能不能省略 fail to do sth与forget to do的区别 for they fail to recognize that in addition to gene1.fail to 2.in addition to forget to do sth和fail to do sth 的区别当fail 也意为忘记,时 fail和fail in 有什么区别? fail in的近义词 pass sth to sb fail to do sth 这两个怎么造句啊?pass sth to sb fail to do sth